/* DATA DESCRIPTION: Citation: Sigl, Michael (2019): Volcanic synchronization GISP2 versus NEEM(2011-S1) on the NS1-2011 timescale. PANGAEA, https://doi.org/10.1594/PANGAEA.900750 Abstract: The core depths for GISP2 and the NEEM(2011S1) ice cores for 92 common volcanic deposition events derived from volcanic synchronization of the GISP2 sulphate record against the NEEM(2011-S1) sulphur ice-core record on the NS1-2011 timescale. See Figs. S1-S3, https://doi.org/10.5194/essd-9-809-2017-supplement. Keyword(s): aerosols; chronology; Common Era; Greenland; ice core; NEEM; volcanism Related to: Mayewski, Paul Andrew; Meeker, L D; Twickler, Mark S; Whitlow, Sallie I; Yang, Q; Lyons, William B; Prentice, M (1997): Major features and forcing of high-latitude northern hemisphere atmospheric circulation using a 110,000-year-long glaciochemical series. Journal of Geophysical Research: Oceans, 102(C12), 26345-26366, https://doi.org/10.1029/96JC03365 Sigl, Michael; Winstrup, Mai; McConnell, Joseph R; Welten, Kees C; Plunkett, Gill; Ludlow, F; Büntgen, Ulf; Caffee, Mark W; Chellman, Nathan J; Dahl-Jensen, Dorthe; Fischer, H; Kipfstuhl, Sepp; Kostick, C; Maselli, Olivia J; Mekhaldi, Florian; Mulvaney, Robert; Muscheler, Raimund; Pasteris, Daniel R; Pilcher, John R; Salzer, Matthew W; Schüpbach, Simon; Steffensen, J P; Vinther, Bo M; Woodruff, Thomas E (2015): Timing and climate forcing of volcanic eruptions for the past 2,500 years. Nature, 523(7562), 543-549, https://doi.org/10.1038/nature14565 Toohey, Matthew; Sigl, Michael (2017): Volcanic stratospheric sulfur injections and aerosol optical depth from 500 BCE to 1900 CE. Earth System Science Data, 9(2), 809-831, https://doi.org/10.5194/essd-9-809-2017 Coverage: LATITUDE: 72.970000 * LONGITUDE: -38.800000 DATE/TIME START: 1990-01-01T00:39:00 * DATE/TIME END: 1990-01-01T00:39:00 MINIMUM DEPTH, ice/snow: 3.19 m * MAXIMUM DEPTH, ice/snow: 568.02 m Event(s): GISP2 * LATITUDE: 72.970000 * LONGITUDE: -38.800000 * DATE/TIME: 1990-01-01T00:39:00 * ELEVATION: 3208.0 m * Recovery: 3053 m * CAMPAIGN: GISP * BASIS: Sampling/drilling ice * METHOD/DEVICE: Drilling/drill rig (DRILL) * COMMENT: GISP2 is a combination of the shallow B and the deeper D core; about 200 ka Parameter(s): DEPTH, ice/snow [m] (Depth ice/snow) * GEOCODE * PI: Sigl, Michael (https://orcid.org/0000-0002-9028-9703) * COMMENT: GISP2 Depth Age model [ka] (Age model) * PI: Sigl, Michael (https://orcid.org/0000-0002-9028-9703) * COMMENT: ka BP Age [a AD] (Age) * PI: Sigl, Michael (https://orcid.org/0000-0002-9028-9703) * COMMENT: Year (BCE/CE) NS1-2011 Depth, reference [m] (Depth ref) * PI: Sigl, Michael (https://orcid.org/0000-0002-9028-9703) * COMMENT: NEEM(2011-S1) Depth Tie point (Tie point) * PI: Sigl, Michael (https://orcid.org/0000-0002-9028-9703) License: Creative Commons Attribution 4.0 International (CC-BY-4.0) Size: 372 data points */ Depth ice/snow [m] Age model [ka] Age [a AD] Depth ref [m] Tie point 3.19 -0.035000 1985.000 11.76 TOP 32.99 0.037046 1912.954 36.23 Volcano 35.96 0.045976 1904.024 38.49 Volcano 39.86 0.056058 1893.942 40.93 Volcano 42.50 0.066020 1883.980 43.95 Volcano 46.07 0.077032 1872.968 47.48 Volcano 48.96 0.088111 1861.889 50.39 Volcano 51.25 0.097016 1852.984 52.89 Volcano 56.85 0.114096 1835.904 57.08 Volcano 58.11 0.118099 1831.901 57.97 Volcano 62.88 0.133959 1816.041 61.83 Volcano 64.48 0.140087 1809.913 63.39 Volcano 72.36 0.167030 1782.970 70.34 Volcano 76.50 0.183994 1766.006 74.54 Volcano 77.81 0.188093 1761.907 75.52 Volcano 79.72 0.194471 1755.529 77.08 Volcano 83.83 0.210023 1739.977 80.74 Volcano 86.51 0.220415 1729.585 82.97 Volcano 94.96 0.255066 1694.934 90.61 Volcano 102.13 0.282148 1667.852 96.72 Volcano 107.70 0.303908 1646.092 101.38 Volcano 108.86 0.308008 1641.992 102.31 Volcano 118.09 0.348064 1601.936 111.15 Volcano 122.38 0.365028 1584.972 115.05 Volcano 126.50 0.383031 1566.969 118.85 Volcano 139.61 0.438044 1511.956 130.65 Volcano 148.40 0.473028 1476.972 137.82 Volcano 152.27 0.490711 1459.289 141.55 Volcano 160.25 0.525995 1424.005 149.57 Volcano 179.84 0.604480 1345.520 165.82 Volcano 183.54 0.619643 1330.357 168.92 Volcano 193.18 0.662514 1287.486 177.55 Volcano 195.49 0.673065 1276.935 179.73 Volcano 199.58 0.691033 1258.968 183.33 Volcano 205.99 0.717431 1232.569 189.07 Volcano 211.01 0.739293 1210.707 193.97 Volcano 213.27 0.749934 1200.067 196.05 Volcano 215.08 0.758084 1191.916 197.66 Volcano 217.37 0.767140 1182.860 199.71 Volcano 219.64 0.778542 1171.458 201.78 Volcano 230.05 0.822953 1127.047 210.97 Volcano 232.74 0.834998 1115.002 213.57 Volcano 234.12 0.839979 1110.021 214.58 Volcano 251.63 0.921466 1028.534 230.61 Volcano 253.44 0.928983 1021.017 232.08 Volcano 256.14 0.939080 1010.920 234.11 Volcano 272.40 1.010651 939.349 248.80 Volcano 274.91 1.021020 928.980 251.03 Volcano 277.57 1.033970 916.030 253.59 Volcano 280.45 1.045961 904.039 255.96 Volcano 286.42 1.073039 876.961 261.36 Volcano 291.29 1.096983 853.017 266.07 Volcano 298.59 1.132211 817.789 272.81 Volcano 310.29 1.186168 763.832 283.69 Volcano 313.80 1.200081 749.919 286.43 Volcano 318.62 1.218037 731.963 290.11 Volcano 327.55 1.262095 687.905 298.37 Volcano 328.66 1.267468 682.532 299.25 Volcano 339.41 1.318089 631.911 309.01 Volcano 340.49 1.323000 627.000 309.87 Volcano 362.74 1.428013 521.988 329.72 Volcano 366.98 1.448199 501.801 333.41 Volcano 374.50 1.482929 467.071 340.02 Volcano 376.85 1.494557 455.443 342.22 Volcano 382.01 1.518013 431.987 346.70 Volcano 383.61 1.525574 424.426 348.18 Volcano 386.70 1.539150 410.850 350.71 Volcano 409.04 1.650115 299.885 371.09 Volcano 413.22 1.668996 281.004 374.63 Volcano 416.73 1.686059 263.941 377.54 Volcano 422.48 1.714042 235.958 382.34 Volcano 426.17 1.732055 217.945 385.93 Volcano 436.73 1.781130 168.870 395.05 Volcano 438.61 1.790005 159.995 396.65 Volcano 441.36 1.802086 147.914 398.98 Volcano 448.23 1.836092 113.908 405.43 Volcano 453.74 1.861983 88.017 410.65 Volcano 479.23 1.985165 -35.165 432.77 Volcano 481.06 1.993361 -43.361 434.25 Volcano 489.87 2.035055 -85.055 441.75 Volcano 493.23 2.054164 -104.164 445.25 Volcano 499.99 2.091013 -141.013 451.74 Volcano 500.91 2.096039 -146.039 452.56 Volcano 505.41 2.118000 -168.000 456.33 Volcano 514.80 2.166071 -216.071 464.47 Volcano 519.75 2.193103 -243.103 469.23 Volcano 521.96 2.205102 -255.102 471.23 Volcano 530.40 2.249785 -299.785 479.04 Volcano 541.55 2.305961 -355.961 489.02 Volcano 549.53 2.341006 -391.006 495.26 Volcano 556.65 2.374060 -424.060 501.23 Volcano 563.21 2.415042 -465.042 508.48 Volcano 568.02 2.440859 -490.859 513.12 Volcano